<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="https://unpkg.com/react@16/umd/react.development.js"></script>
  <script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
  <!-- 生产环境中不建议使用 -->
  <script src="https://unpkg.com/babel-standalone@6.15.0/babel.min.js"></script>
</head>

<body>
  <!-- 容器 -->
  <div id="test"></div>

  <script type="text/babel">
    // 1、创建虚拟DOM
    const VDOM = <h1>Hello,React</h1> /* 此处一定不要写引号，因为不是字符串 */
    //2.渲染虚拟DOM到页面
    ReactDOM.render(VDOM, document.getElementById("test"))
  </script>

</body>

</html>
